66 lines
1.6 KiB
Factor
66 lines
1.6 KiB
Factor
! Copyright (C) 2008, 2009 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors alien.accessors alien.c-types alien.strings
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arrays compiler.units cpu.architecture fry io.encodings.binary
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io.encodings.utf8 kernel math sequences words ;
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IN: alien.arrays
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INSTANCE: array value-type
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M: array lookup-c-type ;
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M: array c-type-class drop object ;
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M: array c-type-boxed-class drop object ;
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: array-length ( seq -- n )
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[ dup word? [ def>> call( -- object ) ] when ] [ * ] map-reduce ;
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M: array heap-size unclip [ array-length ] [ heap-size ] bi* * ;
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M: array c-type-align first c-type-align ;
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M: array c-type-align-first first c-type-align-first ;
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M: array base-type drop void* base-type ;
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PREDICATE: string-type < pair
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first2 [ c-string = ] [ word? ] bi* and ;
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M: string-type lookup-c-type ;
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M: string-type c-type-class drop object ;
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M: string-type c-type-boxed-class drop object ;
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M: string-type heap-size drop void* heap-size ;
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M: string-type c-type-align drop void* c-type-align ;
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M: string-type c-type-align-first drop void* c-type-align-first ;
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M: string-type base-type drop void* base-type ;
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M: string-type c-type-rep drop int-rep ;
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M: string-type c-type-boxer-quot
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second dup binary =
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[ drop void* c-type-boxer-quot ]
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[ '[ _ alien>string ] ] if ;
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M: string-type c-type-unboxer-quot
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second dup binary =
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[ drop void* c-type-unboxer-quot ]
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[ '[ _ string>alien ] ] if ;
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M: string-type c-type-getter
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drop [ alien-cell ] ;
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M: string-type c-type-copier
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drop [ ] ;
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M: string-type c-type-setter
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drop [ set-alien-cell ] ;
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[ { c-string utf8 } c-string typedef ] with-compilation-unit
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